Bump chisel3 from `5b169b80` to `c76ea757` (#211)

Bumps [chisel3](https://github.com/freechipsproject/chisel3) from `5b169b80` to `c76ea757`.
- [Release notes](https://github.com/freechipsproject/chisel3/releases)
- [Commits](https://github.com/freechipsproject/chisel3/compare/5b169b8096203f58cb980bb0f836385874b1f14d...c76ea75706ba1a53f76cd3b1e7714429027734b9

)

---
updated-dependencies:
- dependency-name: chisel3
  dependency-type: direct:production
...

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